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/*
* Copyright (C) 2018 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include <string>
#include "mongo/base/status_with.h"
#include "mongo/base/string_data.h"
namespace mongo {
/**
* Unicode string prepare options.
* By default, unassigned codepoints in the input string will result in an error.
* Using the AllowUnassigned option will pass them through without change,
* which may not turn out to be appropriate in later Unicode standards.
*/
enum UStringPrepOptions {
kUStringPrepDefault = 0,
kUStringPrepAllowUnassigned = 1,
};
/**
* Attempt to apply RFC4013 saslPrep to the target string.
* Normalizes unicode sequences for SCRAM authentication.
*/
StatusWith<std::string> saslPrep(StringData str, UStringPrepOptions = kUStringPrepDefault);
} // namespace mongo
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